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______比9多50%;120比______少25%.
人气:495 ℃ 时间:2020-06-07 03:18:21
解答
(1)9×(1+50%),
=9×1.5,
=13.5;
(2)120÷(1-25%),
=120÷75%,
=160.
故答案为:13.5,160.
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